public function do_backup()
{
global $gbl, $sgbl, $login, $ghtml;
$tmpbasedir = $this->main->__var_tmp_base_dir;
if ($this->isLVM()) {
//$file = $this->saveXen();
if ($this->main->isOn('__var_bc_backupextra_stopvpsflag')) {
$this->stop();
}
try {
$mountpoint = $this->takeSnapshot();
} catch (Exception $e) {
//$this->restoreXen($file);
$this->start();
throw $e;
}
if ($this->main->isOn('__var_bc_backupextra_stopvpsflag')) {
$this->start();
}
$this->main->__snapshotmount = $mountpoint;
$this->main->__save_variable['__snapshotmount'] = $mountpoint;
} else {
$this->stop();
$mountpoint = $this->mount_this_guy();
}
if (!$this->main->isWindows()) {
$mountpoint = expand_real_root($mountpoint);
$list = lscandir_without_dot($mountpoint);
$list = array_remove($list, "proc");
if (count($list) < 6) {
throw new lxException("not_enough_directories_in_vps_root,_possibly_wrong_location", '', '');
}
} else {
$tmpdir = createTempDir($tmpbasedir, "lx_{$this->main->nname}_backup");
$vgname = fix_vgname($this->main->corerootdir);
$snapshot = "/dev/{$vgname}/{$this->main->nname}_snapshot";
$partition = get_partition($snapshot, $this->main->corerootdir);
lxshell_return("ntfsfix", $partition);
$ret = lxshell_return("ntfsclone", "--force", "--save-image", "-O", "{$tmpdir}/backup.img", $partition);
if ($ret) {
kpart_remove("/dev/mapper/{$vgname}-{$this->main->nname}_snapshot");
lvm_remove($snapshot);
throw new lxException("could_not_clone");
}
kpart_remove("/dev/mapper/{$vgname}-{$this->main->nname}_snapshot");
$list = array("backup.img");
$mountpoint = $tmpdir;
$this->main->__windows_tmpdir = $tmpdir;
lvm_remove($snapshot);
}
return array($mountpoint, $list);
}
function lxfile_get_ntfs_disk_usage($file, $root)
{
$file = expand_real_root($file);
$root = fix_vgname($root);
$ldevice = get_partition($file, $root);
$res = lxshell_output("ntfscluster", "-f", $ldevice);
$base = basename($file);
kpart_remove("/dev/mapper/{$root}-{$base}");
$res = explode("\n", $res);
foreach ($res as $r) {
$r = trim($r);
if (!csa($r, ":")) {
continue;
}
list($var, $val) = explode(":", $r);
$var = trim($var);
$val = trim($val);
if ($var === "bytes per volume") {
$total = round($val / (1024 * 1024), 1);
}
if ($var === "bytes of user data") {
$used = round($val / (1024 * 1024), 1);
}
}
$ret['total'] = $total;
$ret['used'] = $used;
return $ret;
}